Posh Ultra Max LTE L550 vs ZTE Boost MAX+

Compare recorded specifications, size and practical differences.

+ Add a third phone

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Weight

    Ultra Max LTE L550: 17.8 g lighter

    Ultra Max LTE L550:
    177 g
    Boost MAX+:
    194.8 g
  • Width

    Ultra Max LTE L550: 5.8 mm narrower

    Ultra Max LTE L550:
    76.8 mm
    Boost MAX+:
    82.6 mm
  • Screen diagonal

    Ultra Max LTE L550: 0.2 in smaller diagonal

    Ultra Max LTE L550:
    5.5 in
    Boost MAX+:
    5.7 in
  • Memory variants

    At 16 GB storage

    Ultra Max LTE L550:
    1 GB RAM
    Boost MAX+:
    2 GB RAM
  • Depth

    Ultra Max LTE L550: 2.9 mm thinner

    Ultra Max LTE L550:
    7.3 mm
    Boost MAX+:
    10.2 mm
  • Height

    Ultra Max LTE L550: 13 mm shorter

    Ultra Max LTE L550:
    152.1 mm
    Boost MAX+:
    165.1 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. Ultra Max LTE L550

    Height:
    152.1 mm
    Width:
    76.8 mm
    Depth:
    7.3 mm
  2. 2. Boost MAX+

    Height:
    165.1 mm +13 mm versus Ultra Max LTE L550
    Width:
    82.6 mm +5.8 mm versus Ultra Max LTE L550
    Depth:
    10.2 mm +2.9 mm versus Ultra Max LTE L550

Weight

Bars start at zero and share a scale within this chart.

  1. 1. Ultra Max LTE L550

    177 g

  2. 2. Boost MAX+

    194.8 g

    +17.8 g versus Ultra Max LTE L550

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. Ultra Max LTE L550

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Boost MAX+

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    89.6 cm²

Boost MAX+ has approximately 7.4% more rectangular screen area than Ultra Max LTE L550.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Ultra Max LTE L550, Boost MAX+, compared at the same storage capacity.
StorageUltra Max LTE L550Boost MAX+
16 GB Recorded for all phones 1 GB RAM 2 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Ultra Max LTE L550

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB

2. Boost MAX+

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. Ultra Max LTE L550

    2700 mAh

  2. 2. Boost MAX+

    3400 mAh

    +700 mAh versus Ultra Max LTE L550

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Ultra Max LTE L5502. Boost MAX+

Everyday essentials
Everyday essentials — specifications for Ultra Max LTE L550, Boost MAX+.
SpecificationUltra Max LTE L550Boost MAX+
Dimensions (HxWxD)
  • 152.1 Х 76.8 Х 7.3 mm
  • 165.1 Х 82.6 Х 10.2 mm
Weight
  • 177 g
  • 194.8 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.7" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2700 mAh
  • Li-Po
  • 3400 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 5.1 (Lollipop)
Chipset
  • Mediatek MT6737 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ultra Max LTE L550, Boost MAX+.
SpecificationUltra Max LTE L550Boost MAX+
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 89.6 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.4%
  • 65.7%
PPI /points per inch/
  • 267 PPI
  • 258 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Ultra Max LTE L550, Boost MAX+.
SpecificationUltra Max LTE L550Boost MAX+
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 2 MP
  • Single
  • 1 MP
  • Single
Specifications
  • 2 MP
  • 1 MP
Performance
Performance — specifications for Ultra Max LTE L550, Boost MAX+.
SpecificationUltra Max LTE L550Boost MAX+
Processor CPU
  • Quad-core 1.25 GHz Cortex-A53
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Mali-T720
Unknown
General specs
General specs — specifications for Ultra Max LTE L550, Boost MAX+.
SpecificationUltra Max LTE L550Boost MAX+
Release date
  • 2016
  • August
  • 2015
  • July
Colors
  • Black
  • Gold
  • White
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 180 EUR
Battery life
  • Stand by time- Up to 180 h (3G) Talking time- Up to 5 h 30 min (3G)
  • Talking time- Up to 16 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Ultra Max LTE L550, Boost MAX+.
SpecificationUltra Max LTE L550Boost MAX+
SIM card
  • Dual SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1900 / 2100 -4G - LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 7(2600)
  • 17(700)
  • 12(700)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA -4G - LTE
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Ultra Max LTE L550, Boost MAX+.
SpecificationUltra Max LTE L550Boost MAX+
Radio
  • FM radio
  • No
Others Unknown
  • Dolby Digital Plus audio enhancement audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ultra Max LTE L550, Boost MAX+.
SpecificationUltra Max LTE L550Boost MAX+
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Yes